CN217755949U - Cargo lifting and carrying device for truck - Google Patents

Abstract

The utility model provides a cargo lifting and carrying device for a truck, which relates to the technical field of cargo handling and comprises a bottom plate; the left end and the right end of the bottom plate are fixedly connected with side strips, the tops of the left end and the right end of each side strip are fixedly connected with a top frame, the left side and the right side of the top frame top are fixedly connected with a sleeve, the top of the top frame is fixedly connected with a transverse electric push rod, the front end of a telescopic part of the transverse electric push rod is fixedly connected with a reciprocating lead screw, and the rear end of a ball nut seat of the reciprocating lead screw is fixedly connected with a longitudinal electric push rod; bottom plate bottom rear side fixedly connected with end storehouse when removing the box to the inside front end of freight train car hopper, through the linkage of control arris pole A and arris pole B, loading in proper order to the box inside back, control arris pole B and arris pole A in proper order through electric telescopic handle and break away from the transmission, can make the arris pole quantity of mutual linkage steadilyd decrease, can reduce the biax motor power consumptive according to goods quantity, solved the problem of the power consumption when current drawing device is not convenient for reduce the transport according to goods quantity.

Description

Cargo lifting and carrying device for truck

Technical Field

The utility model belongs to the goods handling field, more specifically say, in particular to goods lift handling device for freight train.

Background

The cargo handling refers to the general name of carrying out short distance removal operation to the goods in the transportation production process, and the important component of transportation production process, main content includes: goods pile, goods business turn over, the goods is categorised, prior art when transporting the goods, is not convenient for arrange the loading and unloading in proper order to the box, and current handling device is not convenient for carry out synchronous backward movement to the inside goods of freight train when unloading, and the fast lift of not being convenient for is unloaded, is not convenient for reduce the power consumption when carrying according to the goods quantity when current handling device operates.

Based on the aforesaid, the goods lift handling device that needs to be used for the freight train at present to power consumption when reducing the transport according to goods quantity.

In view of the above, it is an object of the present invention to provide a cargo lifting and transporting apparatus for a truck, which is improved in view of the conventional structure and drawbacks, and has higher practicability.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a goods lift handling device for freight train to solve the current problem of taking the device and not being convenient for reduce the power consumption when carrying according to the goods quantity.

The utility model is used for goods lift handling device's of freight train purpose and efficiency are reached by following concrete technical means:

a cargo lifting and carrying device for a truck comprises a bottom plate; the top of the bottom plate is provided with a groove, the bottom of the inner side of the groove is fixedly connected with a buffer spring, and the bottom plate is fixedly connected to the bottom of the inner side of the truck hopper; the top end of the buffer spring is fixedly connected with a supporting seat, and the supporting seat is connected to the inner side of the groove in a sliding manner; the inner side of the top of the supporting seat is rotatably connected with a supporting roll, and the bottom end of the supporting seat is fixedly connected with a pressure sensor; the top of the bottom plate is fixedly connected with a bearing seat A, and the left side and the right side of the bearing seat A are provided with driving rollers in a rotating connection mode; the left end and the right end of the driving roller are coaxially connected with a bevel gear A; the left end and the right end of the bottom plate are fixedly connected with side strips; the tops of the left end and the right end of the side strips are fixedly connected with a top frame; the left side and the right side of the top frame are fixedly connected with sleeves, the top of the top frame is fixedly connected with a transverse electric push rod, and the front end of a telescopic part of the transverse electric push rod is fixedly connected with a reciprocating screw rod; the left side and the right side of the vertical surface at the rear end of the reciprocating screw rod are fixedly connected with rear rods, and the rear rods are connected to the inner side of the sleeve in a sliding manner; a longitudinal electric push rod is fixedly connected to the rear end of the reciprocating screw ball nut seat; the rear side of the bottom plate is fixedly connected with a bottom bin.

Furthermore, the bottom end of the telescopic part of the longitudinal electric push rod is fixedly connected with a servo motor, the bottom end of a rotating shaft of the servo motor is provided with a linkage gear through coaxial connection, and side rods are fixedly connected to vertical surfaces of the left side and the right side of the servo motor.

Further, both ends bottom fixedly connected with square groove pipe around vertical electric putter, square groove intraductal side bottom and the spacing arris of top fixedly connected with, square groove intraductal side is provided with the linkage rack through sliding connection.

Furthermore, the top and the bottom of the linkage rack are provided with sliding grooves, the limiting edges are in sliding connection with the inner sides of the sliding grooves, the top of the side end of the linkage rack is fixedly connected with side pipes, and the side pipes are in sliding connection with the outer sides of the side pipes.

Furthermore, a right-angle frame is fixedly connected to the bottom of the side end of the linkage rack, a wedge plate is fixedly connected to the bottom end of the right-angle frame, and an identification camera is fixedly connected to the front end vertical face of the servo motor.

Further, the inboard fixedly connected with biax motor of end storehouse, both ends are provided with bevel gear B through coaxial coupling about the biax motor pivot, and the inside left and right sides fixedly connected with sloping frame of end storehouse is provided with bevel gear axostylus axostyle through rotating the connection inside the sloping frame, and bevel gear axle pole bottom bevel gear meshes with bevel gear B mutually.

Furthermore, the inner side of the top of the inclined frame is provided with a top shaft through rotating connection, the end of the inner side of the top shaft is coaxially connected with a bevel gear A, a bevel gear C is arranged in the top shaft through coaxial connection, and the bevel gear C is meshed with a bevel gear at the top end of a bevel gear shaft rod.

Further, sidebar top fixedly connected with bearing frame B, bearing frame B rear end are provided with arris pole A through rotating the connection, and arris pole A is six arris pole column structures, and arris pole A front end is provided with the connecting axle through coaxial coupling, and the connecting axle is inside to be provided with bevel gear D through coaxial coupling, and the connecting axle front end is provided with arris pole B through coaxial coupling.

Further, the outer side of the bearing seat B is fixedly connected with an electric telescopic rod, the side face of the front end of the telescopic part of the electric telescopic rod is fixedly connected with a bearing, the inner side of the bearing is provided with a prismatic pipe through rotating connection, and the prismatic pipe is sleeved on the outer side of the prismatic rod A.

The utility model discloses at least, include following beneficial effect:

1. the utility model discloses a set up the roof-rack, after discerning the box of freight train rear side below through discerning the camera, slide through the reciprocal lead screw ball nut seat of control, make right angle frame lateral shifting to the box directly over after, through the operation of the vertical electric putter of control, can make its pars contractilis drive servo motor translation downwards, can make the right angle frame translation of servo motor bottom to the box left and right sides, through the operation of control servo motor, can make the linkage gear of its pivot bottom drive the linkage rack of its front and back both sides and control the translation, can make it drive two sets of linkage racks and move to the inboard translation in step, can make the flitch move bottom half edge rebound to the inboard translation of inboard side when moving to the inboard side, can carry out centre gripping location to the box, make it drive the box and move to the bottom plate top after through the upwards shrink of the vertical electric putter pars contractilis controlled, make its pars contractilis to drive reciprocal lead screw forward translation to the inboard top of goods fill after, separate through the control frame, can arrange the box right angle in proper order and place the freight train inboard.

2. The utility model discloses a set up electric telescopic handle, place the box behind the bottom plate top, the box can drive the translation of supporting seat downwards through weight, can make pressure sensor and the inboard bottom surface contact response of recess, can make the operation of double-shaft motor, can make the double-shaft motor drive bevel gear B rotate, can make bevel gear B drive bevel gear axle pole rotate, can make bevel gear axle pole drive the bevel gear C coaxial with the apical axis and rotate, can make the apical axis drive bevel gear A rotate, can make it drive the driving roller and rotate, can make the box move to the rear side, when removing the box to the inside front end of freight train car hopper, through controlling electric telescopic handle pars contractilis to the translation of front side, can make its telescopic link drive arris pipe to the translation of front side, can make arris pipe break away from arris pole B, can make arris pole A break away from the linkage with arris pole B, can prevent to rotate with the bevel gear D coaxial bevel gear D of arris pole A, can prevent that bevel gear D from driving bevel gear A from driving the transmission, through controlling the linkage of arris pole A and arris pole B, after to loading inside in proper order, through electric telescopic handle B and the linkage of the transmission arris pole B, can make the linkage of mutual reduction of the quantity of double-axis motor quantity of mutual reduction.

3. The utility model discloses a set up the arris pipe, when carrying out full load box goods and unloading downwards in proper order through the right angle frame, can control all electric telescopic handle pars contractilis backward translation, can make each group's arris pipe remove to each group's arris pole A and arris pole B side, can make each group's driving roller carry out the synchronization linkage, through the operation of control double-shaft motor, can make it drive each group's driving roller and carry out synchronous rotation, can remove to the goods rear side, be convenient for go up and down to each group's box goods and unload.

Drawings

Fig. 1 is a schematic view of the overall overhead three-dimensional structure of the present invention.

Fig. 2 is a partially enlarged schematic view of a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the overall bottom perspective structure of the present invention.

Fig. 4 is a partially enlarged schematic view of B in fig. 3 according to the present invention.

Fig. 5 is a schematic view of the three-dimensional disassembled structure of the prismatic tube of the present invention.

Fig. 6 is a schematic bottom perspective view of the support seat of the present invention.

Fig. 7 is a schematic view of the three-dimensional disassembly structure of the right-angle frame of the present invention.

Fig. 8 is a schematic bottom perspective view of a right-angle stand according to another embodiment of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base plate;

101. a groove; 102. a buffer spring;

2. a supporting seat;

201. a support roller; 202. a pressure sensor;

3. a bearing seat A;

301. a driving roller; 302. a bevel gear A;

4. a top frame;

401. a sleeve; 402. a transverse electric push rod; 403. a reciprocating screw; 4031. a rear bar;

5. a longitudinal electric push rod;

501. a servo motor; 5011. a linkage gear; 5012. a side lever; 502. a square groove pipe; 5021. a limiting edge; 503. a linkage rack; 5031. a chute; 5032. a side tube; 504. a right-angle frame; 5041. a wedge plate; 505. identifying a camera; 506. a range finder;

6. a bottom bin;

601. a double-shaft motor; 602. a bevel gear B; 603. a sloping frame; 6031. a bevel gear shaft; 604. a top shaft; 6041. a bevel gear C;

7. side strips;

701. a bearing seat B; 702. a ridge rod A; 7021. a connecting shaft; 7022. a bevel gear D; 7023. a prismatic rod B; 703. an electric telescopic rod; 7031. and (4) a prismatic tube.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two end," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," and "screwed" are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The first embodiment is as follows:

as shown in figures 1 to 7: the utility model provides a goods lifting and carrying device for a truck, which comprises a bottom plate 1; the top of the bottom plate 1 is provided with a groove 101, the bottom plate 1 is fixedly connected to the bottom of the inner side of a truck hopper, and the bottom of the inner side of the groove 101 is fixedly connected with a buffer spring 102; the top end of the buffer spring 102 is fixedly connected with a supporting seat 2, and the supporting seat 2 is connected to the inner side of the groove 101 in a sliding manner; the inner side of the top of the supporting seat 2 is rotatably connected with a supporting roller 201, and the bottom end of the supporting seat 2 is fixedly connected with a pressure sensor 202; the top of the bottom plate 1 is fixedly connected with a bearing seat A3, and the left side and the right side of the bearing seat A3 are provided with driving rollers 301 through rotary connection; the left end and the right end of the driving roller 301 are coaxially connected with a bevel gear A302; the left end and the right end of the bottom plate 1 are fixedly connected with side strips 7; the top frame 4 is fixedly connected to the top parts of the left end and the right end of the side strip 7; the left side and the right side of the top frame 4 are fixedly connected with a sleeve 401, the top of the top frame 4 is fixedly connected with a transverse electric push rod 402, and the front end of the telescopic part of the transverse electric push rod 402 is fixedly connected with a reciprocating screw 403; the left side and the right side of the rear end facade of the reciprocating screw 403 are fixedly connected with a rear rod 4031, and the rear rod 4031 is connected to the inner side of the sleeve 401 in a sliding manner; a longitudinal electric push rod 5 is fixedly connected with the rear end of the ball nut seat of the reciprocating screw 403; a bottom bin 6 is fixedly connected with the rear side of the bottom of a bottom plate 1, a servo motor 501 is fixedly connected with the bottom end of a telescopic part of a longitudinal electric push rod 5, a linkage gear 5011 is coaxially connected with the bottom end of a rotating shaft of the servo motor 501, side rods 5012 are fixedly connected with vertical faces at the left side and the right side of the servo motor 501, square groove tubes 502 are fixedly connected with the bottoms of the front end and the rear end of the longitudinal electric push rod 5, a limit edge 5021 is fixedly connected with the bottoms of the inner sides and the tops of the square groove tubes 502, a linkage rack 503 is arranged at the inner side of the square groove tubes 502 through sliding connection, a sliding groove 5031 is arranged at the top and the bottom of the linkage rack 503, the limit edge 5021 is slidably connected with the inner side of the sliding groove 5031, a side tube 5032 is fixedly connected with the top of the side end of the linkage rack 503, the side tube 5032 is slidably connected with the outer side of the side rod 5012, a right-angle linkage rack 503 is fixedly connected with a bracket 504, a wedge 5041 is fixedly connected with the bottom of the right-angle bracket 504, an identification camera 505 is fixedly connected with the vertical face at the front end of the servo motor 501, after the box body below the rear side of the truck is identified by the identification camera 505, the reciprocating screw 403 ball nut seat is controlled to slide, the right-angle frame 504 is transversely moved to the position right above the box body, the servo motor 501 can be driven to translate downwards by controlling the operation of the longitudinal electric push rod 5, the right-angle frame 504 at the bottom of the servo motor 501 can be driven to translate downwards to the left side and the right side of the box body, the linkage gear 5011 at the bottom of the rotating shaft can drive the linkage racks 503 at the front side and the rear side of the rotating shaft to translate left and right by controlling the operation of the servo motor 501, the linkage gears 503 can drive the two groups of linkage racks 503 to translate inwards synchronously, the bottom edge of the box body can be moved upwards when the wedge plate 5041 translates inwards, the box body can be clamped and positioned, the telescopic part of the longitudinal electric push rod 5 is controlled to contract upwards to drive the box body to move to the position above the bottom plate 1, by controlling the transverse electric push rod 402 to contract, the telescopic part drives the reciprocating screw 403 to translate forwards to the upper part of the inner side of the cargo bucket, and the box body can be placed on the inner side of the truck by controlling the right-angle frame 504 to separate.

As shown in fig. 2 to 7, a double-shaft motor 601 is fixedly connected to the inner side of the bottom bin 6, bevel gears B602 are coaxially connected to the left and right ends of the rotating shaft of the double-shaft motor 601, oblique frames 603 are fixedly connected to the left and right sides of the inner portion of the bottom bin 6, bevel gear shafts 6031 are rotatably connected to the inner portions of the oblique frames 603, bevel gears at the bottom ends of the bevel gear shafts 6031 are engaged with the bevel gears B602, a top shaft 604 is rotatably connected to the inner side of the top portion of the oblique frames 603, the inner side end of the top shaft 604 is coaxially connected with the bevel gear a302, a bevel gear C6041 is coaxially connected to the inner portion of the top shaft 604, the bevel gear C6041 is engaged with the bevel gear at the top end of the bevel gear shaft 6031, and after the box is placed on the top of the bottom plate 1, the box can drive the supporting base 2 to move downwards by weight, so that the pressure sensor 202 can be in contact with the bottom surface of the inner side of the groove 101 for induction, the double-shaft motor 601 can be operated, and the double-shaft motor 601 can drive the bevel gears B602 to rotate, the bevel gear B602 can drive the bevel gear shaft 6031 to rotate, the bevel gear shaft 6031 can drive the bevel gear C6041 coaxial with the top shaft 604 to rotate, the top shaft 604 can drive the bevel gear A302 to rotate, the top shaft can drive the driving roller 301 to rotate, the box body can move towards the back side, when the box body is moved to the front end inside a truck hopper, the telescopic part of the electric telescopic rod 703 is controlled to translate towards the front side, the telescopic rod can drive the bevel pipe 7031 to translate towards the front side, the bevel pipe 7031 can be separated from the bevel rod B7023, the bevel rod A702 can be separated from the linkage with the bevel rod B7023, the bevel gear D7022 coaxial with the bevel rod A702 can be prevented from rotating, the bevel gear D7022 can be prevented from driving the bevel gear A302 to transmit, the bevel rod A702 and the bevel rod B7023 are controlled to be linked, after the box body is sequentially filled into the truck, the bevel rod B7023 and the bevel rod A702 are sequentially controlled by the electric telescopic rod 703 to be separated from the transmission, the number of the mutually linked edge rods can be decreased progressively, and the power consumption of the double-shaft motor 601 can be reduced.

As shown in fig. 4 and 5, a bearing seat B701 is fixedly connected to the top of the side bar 7, a ridge rod a702 is arranged at the rear end of the bearing seat B701 through rotating connection, the ridge rod a702 is of a hexagonal-ridge-rod-shaped structure, a connecting shaft 7021 is arranged at the front end of the ridge rod a702 through coaxial connection, a bevel gear D7022 is arranged inside the connecting shaft 7021 through coaxial connection, a ridge rod B7023 is arranged at the front end of the connecting shaft 7021 through coaxial connection, an electric telescopic rod 703 is fixedly connected to the outer side of the bearing seat B701, a bearing is fixedly connected to the front end side of the telescopic portion of the electric telescopic rod 703, a ridge pipe 7031 is arranged on the inner side of the bearing through rotating connection, the ridge pipe 7031 is sleeved on the outer side of the ridge rod a702, when full-load containers are sequentially unloaded downwards through the right-angle rack 504, the telescopic portions of the electric telescopic rods 703 can be controlled to move backwards, each group of ridge pipes 7031 can be moved to each ridge rod a group of the ridge rod a702 and a group of the ridge rods B7023, each group of driving rollers 301 can be synchronously linked, and the unloading rollers can be driven to rotate each group of the driving rollers 601 through controlling the double-shaft 601, each group of driving rollers 301 to move backwards, thereby facilitating the lifting and lowering the containers.

Example two: as shown in fig. 8, the bottom of the recognition camera 505 is fixedly connected with a distance meter 506, and by controlling the operation of the transverse electric push rod 402, when the distance meter 506 is controlled to horizontally translate, the distance between the top surface of the box cargo and the ground can be detected vertically and downwards through the distance meter 506, and the right-angle stand 504 can be controlled to perform adaptive clamping on the box cargo.

The specific use mode and function of the embodiment are as follows:

in the utility model, when in use, after the box body below the rear side of the truck is identified by the identification camera 505, the right-angle frame 504 is transversely moved to the position right above the box body by controlling the reciprocating screw 403 ball nut seat to slide, the telescopic part of the vertical electric push rod 5 is controlled to operate, the servo motor 501 is driven to translate downwards by the telescopic part, the right-angle frame 504 at the bottom of the servo motor 501 can translate downwards to the left side and the right side of the box body, the linkage gear 5011 at the bottom of the rotating shaft can drive the linkage racks 503 at the front side and the rear side to translate left and right by controlling the servo motor 501 to operate, the linkage gears can drive two groups of linkage racks 503 to translate inwards synchronously, the wedge plate 5041 can move the edge of the bottom of the box body upwards when translating inwards, the box body can be clamped and positioned, the telescopic part of the vertical electric push rod 5 is controlled to shrink upwards to drive the box body to move to the position above the bottom plate 1, by controlling the contraction of the transverse electric push rod 402, the telescopic part of the transverse electric push rod drives the reciprocating screw 403 to translate forwards to the upper part of the inner side of the goods hopper, the box body can be placed on the inner side of the goods hopper by controlling the separation of the right-angle frame 504, the box body can be placed on the top of the bottom plate 1, the box body can drive the supporting seat 2 to translate downwards through the weight, the pressure sensor 202 can be in contact induction with the bottom surface of the inner side of the groove 101, the double-shaft motor 601 can be driven to operate, the double-shaft motor 601 can drive the bevel gear B602 to rotate, the bevel gear B602 can drive the bevel gear shaft 6031 to rotate, the bevel gear shaft 6031 can drive the bevel gear C6041 coaxial with the top shaft 604 to rotate, the top shaft 604 can drive the bevel gear A302 to rotate, the drive roller 301 to rotate, the box body can move backwards, when the box body moves to the front end inside the goods hopper, by controlling the telescopic part of the electric telescopic rod 703 to move forwards, the telescopic rod can drive the prismatic tube 7031 to move forwards, the prismatic tube 7031 can be separated from the prismatic rod B7023, the prismatic rod A702 can be separated from linkage with the prismatic rod B7023, the bevel gear D7022 coaxial with the prismatic rod A702 can be prevented from rotating, the bevel gear D7022 can be prevented from driving the bevel gear A302 to transmit, by controlling the linkage of the prismatic rod A702 and the prismatic rod B7023, after the box body is sequentially filled into the wagon, the prismatic rod B7023 and the prismatic rod A702 are sequentially controlled by the electric telescopic rod 703 to be separated from transmission, can make the arris pole quantity of mutual linkage subtract progressively, can reduce the power consumptive power of double-shaft motor 601, when unloading in proper order downwards through right angle frame 504 with full-load box goods, can control all electric telescopic handle 703 pars contractilis translation backward, can make each group's arris pipe 7031 remove to each group's arris pole A702 and arris pole B7023 side, can make each group's driving roller 301 carry out the synchronization linkage, through the operation of control double-shaft motor 601, can make it drive each group's driving roller 301 and carry out synchronous rotation, can remove the goods to the rear side, be convenient for go up and down to unload the goods to each group's box goods.

The details of the present invention are well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (9)

1. A goods lift handling device for freight train, its characterized in that: comprises a bottom plate (1); the top of the bottom plate (1) is provided with a groove (101), the bottom of the inner side of the groove (101) is fixedly connected with a buffer spring (102), and the bottom plate (1) is fixedly connected to the bottom of the inner side of the truck hopper; the top end of the buffer spring (102) is fixedly connected with a supporting seat (2), and the supporting seat (2) is connected to the inner side of the groove (101) in a sliding manner; the inner side of the top of the supporting seat (2) is rotatably connected with a supporting roller (201), and the bottom end of the supporting seat (2) is fixedly connected with a pressure sensor (202); a bearing seat A (3) is fixedly connected to the top of the bottom plate (1), and driving rollers (301) are rotatably connected to the left side and the right side of the bearing seat A (3); the left end and the right end of the driving roller (301) are coaxially connected with a bevel gear A (302); the left end and the right end of the bottom plate (1) are fixedly connected with side strips (7); the tops of the left end and the right end of the side strip (7) are fixedly connected with a top frame (4); the left side and the right side of the top frame (4) are fixedly connected with sleeves (401), the top of the top frame (4) is fixedly connected with a transverse electric push rod (402), and the front end of a telescopic part of the transverse electric push rod (402) is fixedly connected with a reciprocating screw rod (403); the left side and the right side of the rear end facade of the reciprocating screw rod (403) are fixedly connected with a rear rod (4031), and the rear rod (4031) is connected to the inner side of the sleeve (401) in a sliding manner; the rear end of the ball nut seat of the reciprocating screw rod (403) is fixedly connected with a longitudinal electric push rod (5); the rear side of the bottom plate (1) is fixedly connected with a bottom bin (6).

2. The cargo lifting and carrying device for the truck as claimed in claim 1, wherein the bottom end of the telescopic part of the longitudinal electric push rod (5) is fixedly connected with a servo motor (501), the bottom end of the rotating shaft of the servo motor (501) is provided with a linkage gear (5011) through coaxial connection, and side bars (5012) are fixedly connected to the vertical surfaces of the left side and the right side of the servo motor (501).

3. The cargo lifting and carrying device for trucks as claimed in claim 1, wherein the longitudinal electric push rod (5) is fixedly connected with a square groove tube (502) at the bottom of the front end and the back end, a limit rib (5021) is fixedly connected with the bottom and the top of the inner side of the square groove tube (502), and a linkage rack (503) is arranged on the inner side of the square groove tube (502) through sliding connection.

4. The cargo lifting and carrying device for the truck as claimed in claim 3, wherein the top and bottom of the linked rack (503) are provided with sliding grooves (5031), the limiting edge (5021) is slidably connected with the inner side of the sliding groove (5031), the top of the side end of the linked rack (503) is fixedly connected with a side pipe (5032), and the side pipe (5032) is slidably connected with the outer side of the side rod (5012).

5. The cargo lifting and carrying device for trucks of claim 3, wherein the right-angle frame (504) is fixedly connected to the bottom of the side end of the linkage rack (503), the wedge plate (5041) is fixedly connected to the bottom end of the right-angle frame (504), and the identification camera (505) is fixedly connected to the front vertical face of the servo motor (501).

6. The cargo lifting and carrying device for the freight car according to claim 1, wherein a double-shaft motor (601) is fixedly connected to the inner side of the bottom bin (6), bevel gears B (602) are coaxially connected to the left and right ends of the rotating shaft of the double-shaft motor (601), oblique frames (603) are fixedly connected to the left and right sides of the inner part of the bottom bin (6), bevel gear shafts (6031) are rotatably connected to the inner parts of the oblique frames (603), and the bevel gears at the bottom ends of the bevel gear shafts (6031) are meshed with the bevel gears B (602).

7. The cargo lifting and handling device for cargo trucks according to claim 6, wherein the inner side of the top of the oblique frame (603) is provided with a top shaft (604) through a rotary connection, the inner end of the top shaft (604) is coaxially connected with the bevel gear A (302), the top shaft (604) is internally provided with a bevel gear C (6041) through a coaxial connection, and the bevel gear C (6041) is engaged with the bevel gear at the top end of the bevel gear shaft (6031).

8. The cargo lifting and carrying device for trucks of claim 1, wherein the bearing seat B (701) is fixedly connected to the top of the side bar (7), the rear end of the bearing seat B (701) is provided with the prism a (702) through a rotary connection, the prism a (702) is a hexagonal prism structure, the front end of the prism a (702) is provided with the connecting shaft (7021) through a coaxial connection, the inside of the connecting shaft (7021) is provided with the bevel gear D (7022) through a coaxial connection, and the front end of the connecting shaft (7021) is provided with the prism B (7023) through a coaxial connection.

9. The cargo lifting and carrying device for the freight car according to claim 8, wherein the outer side of the bearing seat B (701) is fixedly connected with an electric telescopic rod (703), the front end side of the telescopic part of the electric telescopic rod (703) is fixedly connected with a bearing, the inner side of the bearing is provided with a prismatic tube (7031) through rotating connection, and the prismatic tube (7031) is sleeved on the outer side of the prismatic tube A (702).

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